[Freeswitch-users] Fax T38 problems in proxy media

[Brian West]

You should update.

/b


On Thu, Oct 31, 2019 at 9:31 PM Loi Dang <loidang at hoiio.com> wrote:

> Hi, i experienced this 2 years ago with the latest version that time
> 1.6.17, likely no will to change for the current version. For short, proxy
> media does NOT seem to work at all for `t38-passthru=true`.
> My solution was to switch to normal media mode for that option to take
> effect.
> You should give it a try.
>
> rgds,
> Loi Dang
>
> On Fri, Nov 1, 2019 at 1:13 AM Brian West <brian at freeswitch.com> wrote:
>
>> Don't use proxy media mode, PRETEND PROXY MEDIA DOESN'T EXIST! :)
>>
>> On Thu, Oct 31, 2019 at 12:35 PM David Villasmil <
>> david.villasmil.work at gmail.com> wrote:
>>
>>> Can you paste the complete messages?
>>>
>>> On Thu, 31 Oct 2019 at 16:44, Jose Fco. Irles Durá <josefu at gmail.com>
>>> wrote:
>>>
>>>> Hi, I have sended another email to the list with attachments. I think
>>>> that the list not accepts attachments, sorry.
>>>>
>>>> I have several FreeSWITCH's (latest version from deb packages: 1.10.1
>>>> -release-12-f9990221e6) and I have problems with faxes in proxy media
>>>> (in bypass-media works).
>>>> In the sofia.conf.xml I have setted the param t38-passthru=true
>>>>
>>>> If the flow is:
>>>> 1. Initial INVITE
>>>> 2. Re-Invite from one of the legs with t38 sdp
>>>> Result: works
>>>>
>>>> But if the flow is:
>>>> 1. Initial INVITE
>>>> 2. Re-invite from one of the legs changing the media (at answer)
>>>> 3. Re-invite from one of the other legs with t38 sdp
>>>> Result: not works
>>>>
>>>> I tried with "soa_enable=false" without luck.
>>>>
>>>> FreeSWITCH seems that hangs the sip transaction.
>>>>
>>>> This capture is the first reinvite (in the flow, the "showing" line):
>>>> https://pastebin.com/raw/X4zrUr4k
>>>>
>>>> This capture is the reinvite with the t38 negotiation sended by the
>>>> receiver (Grandstream ATA):
>>>> https://pastebin.com/raw/KCXD51aH
>>>>
>>>> And this with the response (200ok) accepting the t38 negotiation):
>>>> https://pastebin.com/raw/ifqtPN8L
>>>>
>>>> How I can debug the problem?
>>>>
>>>> Best regards
>>>>
>>>>
>>>> _________________________________________________________________________
>>>>
>>>> The FreeSWITCH project is sponsored by SignalWire
>>>> https://signalwire.com
>>>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
>>>> services.
>>>> Build your next product on our scalable cloud platform.
>>>>
>>>> Join our online community to chat in real time
>>>> https://signalwire.community
>>>>
>>>> Professional FreeSWITCH Services
>>>> sales at freeswitch.com
>>>> https://freeswitch.com
>>>>
>>>> Official FreeSWITCH Sites
>>>> https://freeswitch.com/oss
>>>> https://freeswitch.org/confluence
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>>>>
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>>>> https://freeswitch.com
>>>
>>> --
>>> Regards,
>>>
>>> David Villasmil
>>> email: david.villasmil.work at gmail.com
>>> phone: +34669448337
>>> _________________________________________________________________________
>>>
>>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
>>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
>>> services.
>>> Build your next product on our scalable cloud platform.
>>>
>>> Join our online community to chat in real time
>>> https://signalwire.community
>>>
>>> Professional FreeSWITCH Services
>>> sales at freeswitch.com
>>> https://freeswitch.com
>>>
>>> Official FreeSWITCH Sites
>>> https://freeswitch.com/oss
>>> https://freeswitch.org/confluence
>>> https://cluecon.com
>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>> https://freeswitch.com
>>
>>
>>
>> --
>>
>> Brian West | Co-founder and Developer
>>
>> Need Commercial support? email sales at freeswitch.com
>>
>> FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
>> <https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>
>>
>> Email: brian at freeswitch.com
>>
>> Mobile: 918-424-9378
>>
>> Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>
>>
>> [image: https://www.facebook.com/signalwireinc?src=email]
>> <https://www.facebook.com/freeswitch> [image:
>> https://twitter.com/freeswitch] <https://twitter.com/freeswitch>
>> _________________________________________________________________________
>>
>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
>> services.
>> Build your next product on our scalable cloud platform.
>>
>> Join our online community to chat in real time
>> https://signalwire.community
>>
>> Professional FreeSWITCH Services
>> sales at freeswitch.com
>> https://freeswitch.com
>>
>> Official FreeSWITCH Sites
>> https://freeswitch.com/oss
>> https://freeswitch.org/confluence
>> https://cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> https://freeswitch.com
>
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> https://freeswitch.com



-- 

Brian West | Co-founder and Developer

Need Commercial support? email sales at freeswitch.com

FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
<https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>

Email: brian at freeswitch.com

Mobile: 918-424-9378

Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>

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